Nynäshamn

What is the climate like in Nynäshamn?

The best time to visit Nynäshamn is typically June – September, with trip comfort peaking in July (7.2/10). Nynäshamn is warmest in July, when daily highs average 68°F (20°C), and coolest in January, when lows fall to about 29°F (-2°C). The wettest month is typically October and the driest is April; the year sees roughly 25 in (643 mm) of precipitation.

• Best time to visitJune – September — comfort peaks in July (7.2/10)
• Warmest monthJuly — average high 68°F (20°C)
• Coolest monthJanuary — average low 29°F (-2°C)
• Wettest monthOctober (3.0 in (76 mm))
• Driest monthApril (1.2 in (30 mm))
• Annual precipitation25 in (643 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromLandsort, 19 km away (1924-2026)